MHT CET Physics question

Not in JEE Advanced syllabus

Which of the following is most suitable for the core for electromagnets? [Manipal MEE 1995, BHU 1995, RPMT 1996, MP PET 2002]

Answer: (A)

Solution

An electromagnet core needs high permeability and low retentivity, which soft iron provides; steel retains magnetism

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Question ID VK-080585